/*
 * Proto Streamer
 * Copyright (C) 2009 John Pritchard.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 */
package p.s;

/**
 * @author jdp
 */
public final class ClassLoader
    extends java.net.URLClassLoader
    implements Millis
{
    protected final static long Minutes5 = (5*Minutes);

    public final String id;

    protected volatile long expires;


    ClassLoader(Request request){
        super(request.getClassPath(),request.getClass().getClassLoader());
        this.id = request.getHostName();
        this.mark();
    }


    ClassLoader mark(){
        return this.mark(Minutes5);
    }
    ClassLoader mark(long timeout){
        this.expires = (System.currentTimeMillis()+timeout);
        return this;
    }
    boolean hasExpired(long time){
        return (this.expires < time);
    }
    public Class<?> loadClass(String name) throws ClassNotFoundException {
        this.mark(Minutes5);
        return super.loadClass(name);
    }
}
